The GK231-L / GK231-R Electric Release Locks are compact electric strikes designed for use with access control systems , door entry systems , intercoms , and electronic locking applications. Suitable for commercial, industrial, educational, healthcare and public sector environments, they provide reliable remote door release whilst maintaining secure access control.
An electric strike, also known as a rim strike, electric release or latch release, is installed within the door frame and operates in conjunction with a compatible lock or latch. When activated, the strike mechanism releases the latch, allowing the door to be opened without manually unlocking it. Once the door closes, the latch automatically re-engages to restore security.
Manufactured from durable stainless steel , the GK231 Series provides fail-safe operation , a holding force of up to 1500lbs , and side load resistance of up to 500lbs . The range is available in both left-hand and right-hand configurations to suit different door and frame arrangements.
Available Models
- GK231-L – Left Hand Electric Release Lock (Rim Strike)
- GK231-R – Right Hand Electric Release Lock (Rim Strike)
Key Features
- Electric Release Lock (Rim Strike)
- Available in Left-Hand and Right-Hand Versions
- Operating Voltage 12VDC or 24VDC
- Fail Safe Operation
- Holding Force up to 1500lbs
- Side Load Resistance up to 500lbs
- 15mm Latch Throw
- Stainless Steel Construction
- Suitable for Access Control Systems
- Reliable Remote Door Release Operation
- Compact Design
- Suitable for Commercial and Industrial Applications
Typical Applications
- Access Control Systems
- Door Entry Systems
- Intercom Systems
- Commercial Buildings
- Office Entrances
- Educational Facilities
- Healthcare Environments
- Public Buildings
- Staff Access Doors
- Security-Controlled Doors
- Industrial Premises
Compatibility and Accessories
The GK231 Series Electric Release Locks are designed to integrate with a wide range of access control and door security equipment.
These electric releases are commonly used with access control systems, door entry intercoms, keypads, proximity readers, press to exit buttons, timers, relays and power supplies.
When building a complete system, please check the release type, fail-safe operation, voltage, door handing, door type, lock case compatibility and installation requirements before ordering.
- Access Control Systems
- Door Entry Systems
- Intercom Systems
- Rim Locks
- Keypad Entry Systems
- Proximity Card Readers
- Building Management Systems
- Power Supplies
- Door Monitoring Systems
- Security Control Systems
Technical Specification
- Product Type: Electric Release Lock (Rim Strike)
- Operating Voltage: 12VDC or 24VDC
- Operation: Fail Safe
- Latch Throw: 15mm
- Holding Force: Up to 1500lbs
- Side Load Resistance: Up to 500lbs
- Handing: Left-Hand or Right-Hand
- Construction: Stainless Steel
- Dimensions: 141mm x 23mm x 40mm (H x W x D)
The GK231-L / GK231-R Electric Release Locks provide a reliable and compact door release solution for access control installations requiring fail-safe operation, high holding force and dedicated left-hand or right-hand configurations. Manufactured from durable stainless steel and capable of operating under side loads of up to 500lbs, the range is well suited to demanding commercial, industrial, educational, healthcare and public sector door security applications.
Frequently Asked Questions
What is the GK231 used for?
The GK231 is used to provide remote door release in access control, door entry and intercom systems whilst maintaining secure locking.
What is a rim strike?
A rim strike, also known as an electric release or latch release, is installed within the door frame and releases a compatible latch when activated electrically.
Is the GK231 available in different handing options?
Yes. The GK231 is available in both left-hand and right-hand versions to suit different door and frame configurations. Please select the appropriate handing when ordering.
What is the difference between the GK231-L and GK231-R?
The GK231-L is designed for left-hand door applications, while the GK231-R is designed for right-hand door applications. Both provide the same fail-safe locking operation and performance.
Is the GK231 fail safe?
Yes. The GK231 is a fail-safe electric release lock , meaning it releases when power is removed.
What voltage does the GK231 operate on?
The GK231 operates on either 12VDC or 24VDC power supplies.
What holding force does the GK231 provide?
The GK231 provides a holding force of up to 1500lbs .
What is the side load rating?
The GK231 can operate under side loads of up to 500lbs , making it suitable for demanding door security applications.
Can the GK231 be used with access control systems?
Yes. The GK231 is designed for integration with access control systems, door entry systems, intercoms, keypads, proximity readers and associated door control equipment.
What material is the GK231 manufactured from?
The GK231 is manufactured from durable stainless steel for long-term reliability.